CN106433075B - A kind of low warpage polycarbonate of high glaze enhances fire proofing - Google Patents
A kind of low warpage polycarbonate of high glaze enhances fire proofing Download PDFInfo
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- CN106433075B CN106433075B CN201610943989.9A CN201610943989A CN106433075B CN 106433075 B CN106433075 B CN 106433075B CN 201610943989 A CN201610943989 A CN 201610943989A CN 106433075 B CN106433075 B CN 106433075B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The present invention provides a kind of high glaze low warpage polycarbonate enhancing fire proofing, by weight percentage includes following components: aromatic polycarbonate: 30-70%；Siloxanes PC:10-30%；Inorganic mineral filler: 5-30%；Anti-dripping agent: 0.1-2%；Silicone: 0.1-5%；Glass fibre: 5-30%；Sulfonate salt flame: 0.06-1.0%；Antioxidant: 0.3%；CBT fluidity amendment: 0.5-10%, wherein, siloxanes PC can be effectively improved the erosion-resisting characteristics of material, using silicone toughener while improving material impact intensity, also the processability of material, floating fibre are improved with anti-flammability, composite strengthening medium improve in terms of article surface and warpage it is obvious so that product of the present invention can preferably be applied to be thinning product, embedding and injection molding and consumer electronics appearance part etc. in mould.
Description
Technical field
The present invention relates to fire proofing preparation technical field, more particularly to a kind of there is preferable heat resistance and fire-retardant
The low warpage polycarbonate of the high glaze of performance enhances fire proofing.
Background technique
Polycarbonate (abbreviation PC) is the high molecular polymer in strand containing carbonate group, can according to the structure of ester group
It is divided into the multiple types such as aliphatic, aromatic series, aliphatic-aromatic.Wherein due to aliphatic and the poly- carbonic acid of aliphatic-aromatic
The mechanical performance of ester is lower, to limit its application in terms of engineering plastics.
Only aromatic copolycarbonate obtains industrialized production at present, existing due to the particularity on polycarbonate structure
Have become the general engineering plastic that growth rate is most fast in five large-engineering plastics.
Polycarbonate itself has excellent comprehensive performance, however after glass fibre, mineral modified, product surface,
Processing performance decline, limits product in lightening, appearance part use.
In order to make polycarbafil material be applied to the appearance product of thin-walled, common processing mode is that ABS tree is added
Rouge alloying and phosphate are as processing performance modifying agent, however the addition of phosphate significantly reduces the heat resistance of material again
And erosion-resisting characteristics, the alloying of ABS resin cause flame retardant property to decline.
Based on the above issues, those skilled in the art has carried out a large amount of, targetedly research and development and experiment, and obtains
Preferable achievement.
Summary of the invention
To overcome the problems of prior art, the present invention provides a kind of with preferable heat resistance and anti-flammability
The low warpage polycarbonate of the high glaze of energy enhances fire proofing.
The scheme that the present invention solves technical problem is to provide a kind of low warpage polycarbonate enhancing fire proofing of high glaze, presses
Weight percent includes following components:
Aromatic polycarbonate 30-70%；
Siloxanes PC 10-30%；
Inorganic mineral filler 5-30%；
Anti-dripping agent 0.1-2%；
Silicone 0.1-5%；
Glass fibre 5-30%；
Sulfonate salt flame 0.06-1.0%；
Antioxidant 0.3%；
CBT fluidity amendment 0.5-10%.
Preferably, the inorganic mineral filler includes silicon whisker, kaolin, talcum powder and glass powder.
Preferably, the anti-dripping agent is the polytetrafluoroethylene (PTFE) of SAN cladded type.
Preferably, the glass fibre is flat alkali-free short glass fiber of the diameter between 4~15 μm.
Preferably, the sulfonate salt flame include perfluorobutyl potassium sulfonate and diphenylsulfone sulfonate one of or
Two kinds.
Preferably, the antioxidant is one of phenolic antioxidant and phosphoric acid ester antioxidant or two kinds of mixing
Object.
Preferably, the CBT fluidity amendment be one of CBT100 functional resin and CBT200 functional resin or
The mixture that two kinds of person.
Preferably, the silicone is RM4-7081 silicone.
Preferably, the aromatic polycarbonate is the PC-1225L polycarbonate with 20000-22000 weight average molecular weight.
Preferably, a kind of low warpage polycarbonate enhancing fire proofing of high glaze includes with the following group by weight percentage
Point:
Aromatic polycarbonate 44%；
Siloxanes PC 20%；
Inorganic mineral filler 5%；
Anti-dripping agent 0.3%；
Silicone 5%；
Glass fibre 25%；
Sulfonate salt flame 0.3%；
Antioxidant 0.3%；
CBT fluidity amendment 1%.
Compared with prior art, the poly- carbon of aromatics in a kind of low warpage polycarbonate enhancing fire proofing of high glaze of the present invention
Acid esters itself has excellent comprehensive performance, after glass fibre, mineral modified, product surface, processing performance decline, and limitation
Product is in lightening, appearance part use, however, passing through and siloxanes PC, silicone, CBT being added during actual fabrication
Fluidity amendment, high fluidity polycarbonate, sulfonate salt flame, antioxidant, glass fibre and inorganic mineral filler,
Wherein, siloxanes PC can be effectively improved the erosion-resisting characteristics of material, improve material impact intensity using silicone toughener
Meanwhile also the processability of material, floating fibre are improved with anti-flammability, composite strengthening medium changes in terms of article surface and warpage
It is kind obvious, so that product of the present invention can preferably be applied to be thinning product, embedding and injection molding and consumer electronics appearance portion in mould
Part etc..
[specific embodiment]
To make the purpose of the present invention, technical solution and advantage are more clearly understood, and are carried out below to the present invention further detailed
It describes in detail bright.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, it is not used to limit the invention.
A kind of low warpage polycarbonate of high glaze of the present invention enhances fire proofing, by weight percentage includes following components:
Aromatic polycarbonate 30-70%；
Siloxanes PC 10-30%；
Inorganic mineral filler 5-30%；
Anti-dripping agent 0.1-2%；
Silicone 0.1-5%；
Glass fibre 5-30%；
Sulfonate salt flame 0.06-1.0%；
Antioxidant 0.3%；
CBT fluidity amendment 0.5-10%.
Aromatic polycarbonate itself has excellent comprehensive performance, after glass fibre, mineral modified, product surface,
Processing performance decline, limits product in lightening, appearance part use, however, passing through addition during actual fabrication
Siloxanes PC, silicone, CBT fluidity amendment, sulfonate salt flame, antioxidant and inorganic mineral filler, and all
Raw material adds glass fibre after mixing, can achieve good mixed effect, wherein siloxanes PC can be effectively improved
The erosion-resisting characteristics of material, using silicone toughener while improving material impact intensity, also to the processability of material, floating fibre
Improved with anti-flammability, composite strengthening medium improve in terms of article surface and warpage it is obvious so that product of the present invention can be compared with
It is good be applied to be thinning product, embedding and injection molding and consumer electronics appearance part etc. in mould.
Preferably, the inorganic mineral filler includes silicon whisker, kaolin, talcum powder and glass powder.Inorganic mineral is filled out
The addition for filling object can be effectively retained material stiffness and improve material surface brighting.
Preferably, the anti-dripping agent is the polytetrafluoroethylene (PTFE) of SAN cladded type.Polytetrafluoroethylene (PTFE)
(Polytetrafluoroethylene is abbreviated as PTFE) is commonly referred to as " non-sticking lining " or " material easy to clean has antiacid
Alkali resistant resists the characteristics of various organic solvents, is practically insoluble in all solvents, meanwhile, polytetrafluoroethylene (PTFE) has spy resistant to high temperature
Point, its coefficient of friction is extremely low, so also becoming the ideal coating of water pipe internal layer easy to clean after can making lubricating action.
Preferably, the glass fibre is flat alkali-free short glass fiber of the diameter between 4~15 μm.
Preferably, the sulfonate salt flame include perfluorobutyl potassium sulfonate and diphenylsulfone sulfonate one of or
Two kinds.Preferably, described
Antioxidant is one of phenolic antioxidant and phosphoric acid ester antioxidant or two kinds of mixture.
Preferably, the fluidity amendment is one of CBT100 functional resin and CBT200 functional resin or two
The mixture of kind.
Preferably, the silicone is RM4-7081 silicone.
Preferably, the aromatic polycarbonate is the PC-1225L polycarbonate with 20000-22000 weight average molecular weight.
Preferably, a kind of low warpage polycarbonate enhancing fire proofing of high glaze includes with the following group by weight percentage
Point: aromatic polycarbonate 44%；Siloxanes PC 20%；Inorganic mineral filler 5%；Anti-dripping agent 0.3%；Silicone 5%；Glass
Glass fiber 25%；Sulfonate salt flame 0.3%；Antioxidant 0.3%；CBT fluidity amendment 1%.
Following table is the embodiment that five kinds of different materials, mass combination are arranged in pairs or groups in specific manufacturing process.
| Material | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Aromatic polycarbonate | 44 | 42 | 40 | 38 | 40 |
| Siloxanes PC | 20 | 20 | 20 | 20 | 20 |
| Glass fibre | 25 | 25 | 25 | 25 | 20 |
| Inorganic mineral filler | 5 | 5 | 5 | 5 | 10 |
| Silicone | 5 | 5 | 5 | 5 | 5 |
| Sulfonate salt flame | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Anti-dripping agent | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Antioxidant | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| CBT fluidity amendment | 1 | 3 | 5 | 8 | 5 |
Following table is that the polycarbonate obtained according to different mass combinations (embodiment 1,2,3,4,5) enhances fire proofing
Every test performance:
During actual processing, aromatic polycarbonate, siloxanes PC, inorganic mineral filler, anti-drop are sequentially added first
Agent, silicone, sulfonate salt flame, antioxidant and CBT fluidity amendment are fallen, is stirred evenly in full-automatic mixer, so
Glass fibre is added in the mixture that stirring is completed afterwards, further progress stirring finally obtains the poly- carbon of the low warpage of the high glaze
Acid esters enhances fire proofing.
Compared with prior art, the poly- carbon of aromatics in a kind of low warpage polycarbonate enhancing fire proofing of high glaze of the present invention
Acid esters itself has excellent comprehensive performance, after glass fibre, mineral modified, product surface, processing performance decline, and limitation
Product is in lightening, appearance part use, however, passing through and siloxanes PC, silicone, CBT being added during actual fabrication
Fluidity amendment, sulfonate salt flame, antioxidant, glass fibre and inorganic mineral filler, wherein siloxanes PC can be with
It is effectively improved the erosion-resisting characteristics of material, using silicone toughener while improving material impact intensity, also material is added
Work, floating fibre are improved with anti-flammability, and composite strengthening medium improves in terms of article surface and warpage obviously, so that of the invention
Product can preferably be applied to be thinning product, embedding and injection molding and consumer electronics appearance part etc. in mould.
The embodiments of the present invention described above are not intended to limit the scope of the present invention.It is any in the present invention
Spirit and principle within made modifications, equivalent substitutions and improvements etc., should be included in claim protection model of the invention
Within enclosing.
Claims (4)
1. a kind of low warpage polycarbonate of high glaze enhances fire proofing, it is characterised in that: composed of the following components: to have
The aromatic polycarbonate of 20000-22000 weight average molecular weight, the siloxanes PC for accounting for gross mass 10-30%, inorganic mineral filler,
Anti-dripping agent, silicone, glass fibre, sulfonate salt flame, antioxidant and CBT fluidity amendment；The glass fibre is
Flat alkali-free short glass fiber of the diameter between 4-15 μm, the content of glass fibre account for the 5-30% of gross mass；The aromatics
The content of polycarbonate accounts for the 30-70% of gross mass, and the aromatic polycarbonate is PC-1225L polycarbonate；The CBT stream
Dynamic property modifying agent is one of CBT100 functional resin and CBT200 functional resin or two kinds of mixture, and CBT flows
The content of property modifying agent accounts for the 0.5-10% of gross mass；The silicone is RM4-7081 silicone, and its content accounts for gross mass 0.1-
5%；The content of the inorganic mineral filler accounts for the 5-30% of gross mass, and the inorganic mineral filler is selected from silicon whisker, height
Ridge soil and glass powder；The content of the anti-dripping agent accounts for the 0.1-2% of gross mass；The content of the sulfonate salt flame accounts for total matter
The 0.06-1% of amount；The content of the antioxidant accounts for the 0.3% of gross mass.
2. a kind of low warpage polycarbonate of high glaze enhances fire proofing as described in claim 1, it is characterised in that: described anti-
Dripping agent is the polytetrafluoroethylene (PTFE) of SAN cladded type.
3. a kind of low warpage polycarbonate of high glaze enhances fire proofing as described in claim 1, it is characterised in that: the sulphur
Hydrochlorate fire retardant include perfluorobutyl potassium sulfonate and diphenylsulfone sulfonate one or both of.
4. a kind of low warpage polycarbonate of high glaze enhances fire proofing as described in claim 1, it is characterised in that: described anti-
Oxygen agent is one of phenolic antioxidant and phosphoric acid ester antioxidant or two kinds of mixture.
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| CN107189399A (en) * | 2017-07-26 | 2017-09-22 | 深圳市普特美橡塑原料有限公司 | A kind of PC/SAN/GF composites and preparation method thereof |
| CN110157174A (en) * | 2019-05-30 | 2019-08-23 | 深圳华力兴新材料股份有限公司 | A kind of the fire-retardant polycarbonate composite material and preparation method and application of glass fiber reinforcement |
| CN110499010B (en) * | 2019-08-30 | 2021-11-05 | 金发科技股份有限公司 | Glass fiber reinforced polycarbonate composite material and preparation method and application thereof |
| CN111253728A (en) * | 2020-04-07 | 2020-06-09 | 广东圆融新材料有限公司 | Polycarbonate composition and preparation method thereof |
| CN114085511B (en) * | 2021-11-08 | 2023-07-11 | 金发科技股份有限公司 | Low-warpage high-impact polycarbonate composition and preparation method and application thereof |
| CN114031917B (en) * | 2021-11-12 | 2023-07-11 | 金发科技股份有限公司 | PC material with low warpage and good appearance as well as preparation method and application thereof |
| CN115746535B (en) * | 2022-12-08 | 2024-04-12 | 无锡赢同新材料科技有限公司 | High-modulus high-toughness thin-wall flame-retardant polycarbonate composite material and preparation method thereof |
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| EP2782963B1 (en) * | 2011-11-21 | 2017-01-04 | SABIC Global Technologies B.V. | Flame retardant thermoplastic polycarbonate compositions |
| CN103059537B (en) * | 2012-11-20 | 2015-06-03 | 广东波斯科技股份有限公司 | High-rigidity high-fluidity PC/ABS (polycarbonate/acrylonitrile-butadiene-styrene) alloy and preparation method thereof |
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